# 用函数实现一个具有加, 减, 乘, 除, 整除, 取余, 开方的计算器；
def add(a, b):
	return a+b
def jian(a, b):
	return a-b
def cheng(a, b):
	return a//b
def chu(a, b):
	return a%b

def yu(a, b):
    return a%b
def sqrt(a, b):
    return a**b
if __name__=="__main__":
    a=18
    b=4
    print(add(a,b))
    print(jian(a,b))
    print(cheng(a,b))
    print(chu(a,b))
    print(yu(a,b))
    print(sqrt(a,b))
